<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
    <script src="/static/jquery-2.1.4.js" type="text/javascript" charset="utf-8"></script>
    <script src="/static/echarts.min.js" type="text/javascript" charset="utf-8"></script>
</head>
<body>
<!-- 为 ECharts 准备一个定义了宽高的 DOM -->
<div id="main" style="width: 600px;height:400px;"></div>
<script type="text/javascript">
    // 基于准备好的dom，初始化echarts实例
    var myChart = echarts.init(document.getElementById('main'));
    $.post(
        '/echarts',
        function (jsonObj) {
            console.log(jsonObj);
            // [{name:"Java2507",value:23},{name:"UI2507",value:21}]
            var xArray = new Array();
            var yArray = new Array();
            $(jsonObj).each(function () {
                //this: {name:"Java2507",value:23}
                xArray.push(this.name);
                yArray.push(this.value);
            })

            // 指定图表的配置项和数据
            var option = {
                title: {
                    text: 'ECharts 入门示例'
                },
                tooltip: {},
                legend: {
                    data: ['销量']
                },
                xAxis: {
                    data: xArray
                },
                yAxis: {},
                series: [
                    {
                        name: '销量',
                        type: 'bar',
                        data: yArray
                    }
                ]
            };

            // 使用刚指定的配置项和数据显示图表。
            myChart.setOption(option);
        },
        'json'
    );

</script>
</body>
</html>
